As many as you can afford.
Depends almost entirely on the age and condition. Since 16 GA guns were not as common as 12 GA guns, a good 16 will bring more than a good 12.
Yes and no. "Sweet" is a nickname for a lightweight sixteen ga auto-5 shotgun. The lightweight 12 ga is called a Light Twelve, and the 20ga is called the "twenty". There were no heavyweight 20 ga guns made. All of the lightweight guns are "sweet" in a way
15 miles
Collins books might have something on the company
If you have a license as a gun dealer, along with business license and meet zoning laws.
how many types of guns are there in the world?
ABOUT .660 IN A 12 GA SHOTGUN, TIGHEST NORMAL CHOKE EXCEPT FOR NEW TURKEY GUNS.
Two: Hand guns and Long guns
I have a 16 ga. with 28 inch Modified & Full barrels and double triggers. Don't believe these guns were serially numbered. At least I haven't found one on the guns I've looked at includind a .410. This model was made c. 1931-1948. Serial numbers were not required on long guns before 1968 so many manufacturers did not use them.
There are about 197 miles between Calhoun, GA and Hawkinsville, GA.
300 guns
Only two; hand guns and long guns.